71 lines · plain
1# REQUIRES: x86-registered-target2# RUN: llc -mtriple=x86_64-unknown-linux-gnu -run-pass=mir-debugify,dead-mi-elimination,mir-check-debugify -o - %s 2>&1 | FileCheck %s3# RUN: llc -mtriple=x86_64-unknown-linux-gnu -run-pass=mir-debugify,mir-check-debugify -o - %s 2>&1 | FileCheck %s --check-prefix=CHECK-PASS4--- |5 ; ModuleID = 'check-line-and-variables.mir'6 source_filename = "check-line-and-variables.ll"7 8 @ga = dso_local global i32 2, align 49 10 ; Function Attrs: noinline nounwind optnone uwtable11 define dso_local i32 @foo(i32 %a, i32 %b) {12 entry:13 %a.addr = alloca i32, align 414 %b.addr = alloca i32, align 415 %c = alloca i32, align 416 store i32 %a, ptr %a.addr, align 417 store i32 %b, ptr %b.addr, align 418 %0 = load i32, ptr %a.addr, align 419 %1 = load i32, ptr %b.addr, align 420 %add = add nsw i32 %0, %121 store i32 %add, ptr %c, align 422 %2 = load i32, ptr %c, align 423 %mul = mul nsw i32 %2, 224 store i32 %mul, ptr @ga, align 425 %3 = load i32, ptr %c, align 426 ; dead-mi-elimination will remove %4 = ...27 %4 = load i32, ptr %a.addr, align 428 ret i32 %329 }30 31...32---33name: foo34alignment: 1635stack:36 - { id: 0, name: a.addr, type: default, offset: 0, size: 4, alignment: 4,37 stack-id: default, callee-saved-register: '', callee-saved-restored: true,38 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }39 - { id: 1, name: b.addr, type: default, offset: 0, size: 4, alignment: 4,40 stack-id: default, callee-saved-register: '', callee-saved-restored: true,41 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }42 - { id: 2, name: c, type: default, offset: 0, size: 4, alignment: 4,43 stack-id: default, callee-saved-register: '', callee-saved-restored: true,44 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }45body: |46 bb.0.entry:47 liveins: $edi, $esi48 49 %2:gr32 = COPY $esi50 %0:gr32 = COPY $edi51 %1:gr32 = COPY killed %052 %3:gr32 = COPY killed %253 MOV32mr %stack.0.a.addr, 1, $noreg, 0, $noreg, %1 :: (store (s32) into %ir.a.addr)54 MOV32mr %stack.1.b.addr, 1, $noreg, 0, $noreg, %3 :: (store (s32) into %ir.b.addr)55 %14:gr32 = MOV32rm %stack.0.a.addr, 1, $noreg, 0, $noreg :: (load (s32) from %ir.a.addr)56 %13:gr32 = ADD32rm killed %14, %stack.1.b.addr, 1, $noreg, 0, $noreg, implicit-def $eflags :: (load (s32) from %ir.b.addr)57 ; dead-mi-elimination will remove %15:gr32 = ...58 %15:gr32 = MOV32rm %stack.0.a.addr, 1, $noreg, 0, $noreg :: (load (s32) from %ir.a.addr)59 MOV32mr %stack.2.c, 1, $noreg, 0, $noreg, killed %13 :: (store (s32) into %ir.c)60 %9:gr32 = MOV32rm %stack.2.c, 1, $noreg, 0, $noreg :: (load (s32) from %ir.c)61 %8:gr32 = SHL32ri killed %9, 1, implicit-def $eflags62 MOV32mr $noreg, 1, $noreg, @ga, $noreg, killed %8 :: (store (s32) into @ga)63 %5:gr32 = MOV32rm %stack.2.c, 1, $noreg, 0, $noreg :: (load (s32) from %ir.c)64 $eax = COPY %565 RET64 implicit $eax66 67 ;CHECK: WARNING: Missing line 968 ;CHECK-NEXT: Machine IR debug info check: FAIL69 ;CHECK-PASS: Machine IR debug info check: PASS70...71